#include <stdio.h>

struct Linux {
	int kernel_version;
	const char* desc;
};

void linux_init(Linux* linux)
{
	linux->kernel_version = 3;
}

void show_version(Linux* linux)
{
	printf("%d",linux->kernel_version);
}

class Linux
{
public :
	Linux()
	{
		this->kernel_version = 3;
	}
	void show_version()
	{
		printf("%d",this->kernel_version);
	}
private :
	int kernel_version;
	const char* desc;
};

int main()
{

	Linux ubuntu;
	
	struct Linux linux;
	linux_init(&linux);





	return 0;
}
